HRB335 deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
OKorder is offering HRB335 deformed steel bar for construction at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
HRB335 deformed steel bar are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's deformed steel bar are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m (kg) | Pcs/ton |
6 | 28.27 | 0.222 | 2.664 | 375.38 |
8 | 50.27 | 0.395 | 4.74 | 210.97 |
10 | 78.54 | 0.617 | 7.404 | 135.06 |
12 | 113.1 | 0.888 | 10.656 | 93.84 |
14 | 153.9 | 1.21 | 14.52 | 68.87 |
16 | 201.1 | 1.58 | 18.96 | 52.74 |
18 | 254.5 | 2.00 | 24 | 41.67 |
20 | 314.2 | 2.47 | 29.64 | 33.74 |
22 | 380.1 | 2.98 | 35.76 | 27.96 |
25 | 490.9 | 3.85 | 46.2 | 21.65 |
28 | 615.8 | 4.83 | 57.96 | 17.25 |
32 | 804.2 | 6.31 | 75.72 | 13.21 |
36 | 1018 | 7.99 | 98.88 | 10.43 |
40 | 1257 | 9.87 | 118.44 | 8.44 |
50 | 1964 | 15.42 | 185.04 | 5.40 |
The production process of Steel Rebar
1-Waling beam furnace 2-Roughing rolling group 3-Intermediate rolling train
4-Finishing rolling group 5-Water-cooling device 6-Walking beam cooler
7-Finishing equipment(including the cold scale shear,short feet collection system,
automatic counting device,bundling machine, collect bench)
Usage and Applications of Deformed Steel Rebar for Construction HRB400, HRB500, Gr40, Gr60:
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger..
Packaging & Delivery of Deformed Steel Rebar for Construction HRB400, HRB500, Gr40, Gr60:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment terms: TT payment in advance or Irrevocable LC at sight.
Trade terms :FOB, CFR, CIF
Label:to be specified by customer, generally, each bundle has 1-2 labels
Note:
1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.
2. Other Grade and Standard Deformed Steel Bar we can supply:
Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S
Standard: ASTM, BS, DIN
The Minimum Order Quantity of these products is high, and need to be confirmed.
3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.
4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.
FAQ:
Q1: How soon can we receive the product after purchase?
A1: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q:How do steel rebars affect the durability of concrete in freeze-thaw cycles?
- The durability of concrete in freeze-thaw cycles can be greatly enhanced by steel rebars. When exposed to freezing and thawing conditions, concrete undergoes expansion and contraction. During freezing, the water inside the concrete pores freezes and expands, exerting pressure on the surrounding concrete matrix. This can lead to cracks and deterioration of the concrete. However, the inclusion of steel rebars in the concrete can help alleviate these problems. Steel has a lower coefficient of thermal expansion compared to concrete, meaning it expands and contracts less with temperature changes. This property allows the steel rebars to absorb the stresses generated during freeze-thaw cycles, preventing significant damage to the concrete structure. Furthermore, steel rebars also reinforce the concrete, increasing its overall strength and toughness. This reinforcement helps distribute the stresses caused by freeze-thaw cycles more evenly throughout the concrete, reducing the likelihood of crack formation or propagation. Moreover, steel rebars act as a barrier against water penetration into the concrete. Moisture is a major contributor to freeze-thaw damage. The steel rebars assist in creating a more impermeable concrete structure by reducing the size and number of cracks, preventing water from entering and causing further deterioration. To sum up, steel rebars play a vital role in enhancing the durability of concrete in freeze-thaw cycles. Their ability to absorb stresses, reinforce the concrete, and prevent water penetration significantly reduces the potential for damage and extends the lifespan of the concrete structure.
- Q:What is the role of steel rebars in the construction of wastewater treatment plants?
- Steel rebars play a crucial role in the construction of wastewater treatment plants as they provide structural reinforcement to the concrete used in the plant's foundations, walls, and other structural components. This reinforcement ensures the structural integrity of the plant, enabling it to withstand the heavy loads and harsh environmental conditions associated with wastewater treatment operations. Additionally, steel rebars help prevent cracking and improve the overall durability and longevity of the wastewater treatment plant.
- Q:What are the common sizes of steel rebars used in construction?
- The sizes of steel rebars used in construction can vary depending on the specific application and engineering requirements. However, there are several standard sizes that are widely used in the industry. The industry commonly utilizes rebar sizes ranging from #3 to #18. These numbers represent the diameter of the rebar in eighths of an inch. For instance, a #3 rebar has a diameter of 3/8 inch, while a #18 rebar has a diameter of 2 1/4 inches. Regarding metric measurements, the most frequently used rebar sizes range from 10mm to 40mm in diameter. These sizes are typically designated by their nominal diameter in millimeters, such as 10mm, 12mm, 16mm, 20mm, 25mm, 32mm, and 40mm. The selection of the appropriate rebar size depends on various factors, including the required load-bearing capacity, the structural design, and the type of construction project. Smaller diameter rebars, like #3 or 10mm, are typically utilized in lighter construction projects or for smaller concrete elements like walls or slabs. Conversely, larger diameter rebars, like #18 or 40mm, are commonly employed in heavy-duty applications such as bridges, high-rise buildings, or large-scale infrastructure projects. It is important to note that different countries or regions may have their own specific standards regarding rebar sizes. Consequently, it is crucial to consult local building codes and regulations to ensure compliance.
- Q:Can steel rebars be used in corrosive environments?
- To ensure the longevity and structural integrity of steel rebars in corrosive environments, certain precautions must be taken. Corrosive environments, like those with high levels of moisture, saltwater, or chemical exposure, can accelerate the corrosion process of steel rebars and potentially cause structural damage. To mitigate this risk, there are various strategies that can be implemented. One common approach involves the use of corrosion-resistant reinforcing materials, such as stainless steel rebars or epoxy-coated rebars. These materials offer an additional layer of protection against corrosion and have proven to be effective even in highly corrosive environments. Another approach involves the utilization of corrosion inhibitors, which are chemicals that can be added to the concrete mix or directly applied to the steel surface. These inhibitors create a protective layer around the rebars, inhibiting corrosive agents from reaching the steel and slowing down the corrosion process. Furthermore, it is crucial to maintain an adequate thickness of concrete cover to protect the rebars from exposure to corrosive elements. Sufficient concrete cover acts as a barrier, preventing moisture and other corrosive agents from reaching the steel. Regular inspection and maintenance play a vital role in identifying early signs of corrosion. If corrosion is detected, appropriate measures should be taken to repair or replace the affected rebars, ensuring the structural integrity of the project. In conclusion, while steel rebars can be used in corrosive environments, it is essential to consider the specific conditions and employ the appropriate strategies to protect against corrosion. By using corrosion-resistant materials, applying inhibitors, maintaining proper concrete cover, and conducting regular inspections, the lifespan and performance of steel rebars in corrosive environments can be significantly enhanced.
- Q:How do steel rebars improve the structural integrity of concrete?
- Steel rebars improve the structural integrity of concrete in several ways. First and foremost, they enhance the tensile strength of concrete, which is otherwise weak in tension. Concrete has excellent compressive strength but lacks the ability to withstand pulling or stretching forces. By inserting steel rebars into the concrete, the tensile strength of the entire structure is significantly increased. The steel rebars act as reinforcement by distributing the stress and load across a wider area, preventing cracks and fractures from propagating through the concrete. They provide a strong bond between the concrete and the reinforcement, allowing the structure to bear heavy loads and resist bending, shearing, and other forces that can compromise its stability. Additionally, steel rebars help to control and mitigate the effects of shrinkage and thermal expansion and contraction that occur in concrete. These phenomena can often lead to cracking and structural damage. The steel rebars help to restrain the movement of the concrete, reducing the risk of cracks forming and ensuring the overall integrity of the structure. Furthermore, steel rebars increase the durability and longevity of concrete structures. They have high resistance to corrosion, which is especially important in environments with high moisture, chemicals, or saltwater exposure. The presence of steel rebars protects the concrete from deterioration and extends the lifespan of the structure. In summary, steel rebars play a crucial role in improving the structural integrity of concrete by enhancing its tensile strength, distributing stress and loads, preventing cracks, controlling shrinkage, resisting bending and shearing forces, and increasing durability. They provide a reliable and effective reinforcement system that ensures the stability and longevity of concrete structures.
- Q:What is the ductility of steel rebars?
- Steel rebars are capable of deforming and stretching without fracturing while under tension or bending, which is what ductility refers to. The excellent ductility exhibited by steel rebars enables them to effectively absorb and disperse energy when exposed to heavy loads or seismic forces. This attribute is crucial in construction as it guarantees that the rebars can endure harsh conditions while maintaining the structural integrity. Additionally, the ductility of steel rebars renders them suitable for numerous applications, including reinforcing concrete structures and providing support for buildings, bridges, and other infrastructure projects.
- Q:How are steel rebars anchored into concrete?
- Steel rebars are anchored into concrete by using various methods such as overlapping, mechanical anchoring devices, or by using concrete cover.
- Q:Can steel rebars be used in cold weather conditions?
- Yes, steel rebars can be used in cold weather conditions. Steel has excellent cold weather performance and can maintain its structural integrity even in extremely low temperatures. However, it is important to ensure that proper construction practices are followed, such as protecting the rebars from moisture and using appropriate concrete curing methods to prevent freezing and cracking.
- Q:How are steel rebars tested for tensile strength?
- Steel rebars are tested for tensile strength through a process called tensile testing, where a sample of the rebar is subjected to an applied force until it breaks. The force applied is gradually increased, and the corresponding elongation and load values are recorded. This allows for the determination of the maximum force the rebar can withstand before failure, providing a measure of its tensile strength.
- Q:How are steel rebars affected by extreme weather conditions?
- Steel rebars are highly durable and resistant to extreme weather conditions. They can withstand high temperatures, excessive moisture, and even freezing temperatures without significant damage or corrosion. However, prolonged exposure to extreme weather conditions, such as constant moisture or salty environments, can cause rust and corrosion on the surface of the rebars, which can weaken their structural integrity over time. Therefore, proper maintenance and protective coatings are necessary to ensure the long-term effectiveness of steel rebars in extreme weather conditions.
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HRB335 deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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